Both. 2a school refers to a kind of higher education system in China, that is, the school whose college entrance examination results were admitted by the second batch of undergraduate A, and 2b refers to the second batch of schools that enrolled students at the undergraduate level during the college entrance examination in China, and the admission scores should reach the undergraduate level. Guangdong Baiyun College, which belongs to two universities, is the second batch of admission. The school offers 45 undergraduate majors and 1 specialist.